:root{--font-sans:Inter,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--bp-tablet:768px;--bp-desktop:1024px;--bp-wide:1280px;--brand-primary:#2553eb;--brand-primary-hover:#1d43c7;--brand-primary-soft:rgba(37,83,235,0.1);--brand-primary-subtle:rgba(37,83,235,0.06);--color-bg:#f7f8fa;--color-surface:#ffffff;--color-surface-muted:#fcfcfd;--color-border:#e2e5ea;--color-border-strong:#d0d5dd;--color-text:#101828;--color-text-secondary:#667085;--color-text-muted:#98a2b3;--color-success:#12b76a;--color-success-soft:rgba(18,183,106,0.12);--color-warning:#f79009;--color-warning-soft:rgba(247,144,9,0.12);--color-danger:#f04438;--color-danger-soft:rgba(240,68,56,0.12);--color-info:var(--brand-primary);--color-info-soft:rgba(37,83,235,0.1);--sidebar-bg:#101828;--sidebar-border:rgba(255,255,255,0.08);--sidebar-text:rgba(255,255,255,0.76);--sidebar-text-strong:#ffffff;--radius-card:12px;--radius-control:8px;--radius-badge:999px;--card-padding:20px;--shadow-soft:0 1px 2px rgba(16,24,40,0.04);--shadow-popover:0 12px 28px rgba(16,24,40,0.12);--shadow-card:0 1px 2px rgba(16,24,40,0.04);--page-title-size:22px;--section-heading-size:16px;--body-size:14px;--bg:var(--color-bg);--panel:var(--color-surface);--panel-strong:var(--color-surface);--line:var(--color-border);--text:var(--color-text);--muted:var(--color-text-secondary);--primary:var(--brand-primary);--primary-deep:var(--brand-primary-hover);--primary-soft:var(--brand-primary-soft);--secondary:var(--brand-primary);--secondary-soft:var(--brand-primary-soft);--accent:var(--color-warning);--danger:var(--color-danger);--success:var(--color-success);--shadow:var(--shadow-soft);--sidebar:var(--sidebar-bg);color-scheme:light}@media (min-width:1024px){:root{--page-title-size:28px;--section-heading-size:18px;--body-size:14px}}